WEED SUPPRESSION BY HIGHER SEEDING RATE AND ROW SPACING OF WHEAT Muhammad Azim Khan Khan Shafaq Ahsan Farhatullah Gul Hassan Anwar Nawaz Khan1 Khan1 DOI: https://doi.org/10.28941/pjwsr.v15i4.284 PDF Published 2009-12-01 Issue Year 2009, Volume 15 , Issue 4 Section Articles